Will give brainlest if correct

1  is black hole and description is atract all matter and energy

2 is nebula  a low mass star that has shed its outer layer

3 is white dwarf shells that are cast awat from a low mass star

4 is red super giant a heavy star that expands and gives off large amounts of light

1- black hole (attracts all matter and energy that come near by)

2- Planetary Nebula ( shells that are cast away from a low-mass star)

3- Red Supergiant ( a heavy star that expands and gives off large amounts of light)

4- white dwarf ( a low mass star that has shed its outer layers)

Step-by-step explanation:

white dwarf is the core of planetary nebula ,planetary nebula are the shells that have been " removed "

black hole basically just takes in everything in that comes near it and a red supergiant is a large star

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d